[Bug 88935] New: [ILK]Resume from S3 will cause dmesg error

Mon Feb 2 23:16:35 PST 2015

https://bugs.freedesktop.org/show_bug.cgi?id=88935

            Bug ID: 88935
           Summary: [ILK]Resume from S3 will cause dmesg error
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: hengx.ding at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 113090
  --> https://bugs.freedesktop.org/attachment.cgi?id=113090&action=edit
dmesg resume from s3

==System Environment==
--------------------------
Regression:  yes
will bisect later.

no-working platforms: ILK

==kernel==
--------------------------
drm-intel-testing/e0f77e2aeee065f8530ef87a9842fee5e89ea681

==Bug detailed description==
-----------------------------
 dmesg -r|egrep "<[1-4]>"|grep drm
<4>[    1.912020] WARNING: CPU: 0 PID: 1370 at
drivers/gpu/drm/i915/intel_uncore.c:169
intel_uncore_forcewake_reset+0x147/0x221 [i915]()
<4>[    1.912539]  i915(+) button video drm_kms_helper drm cfbfillrect
cfbimgblt cfbcopyarea
<4>[    1.913146] CPU: 0 PID: 1370 Comm: udevd Not tainted
3.19.0-rc6_drm-intel-testing_e0f77e_20150131_+ #150
<4>[    1.918014]  [<f811cc78>] ? drm_minor_register+0x99/0xc9 [drm]
<4>[    1.918166]  [<f811cd16>] drm_dev_register+0x6e/0xd0 [drm]
<4>[    1.918317]  [<f811ee02>] drm_get_pci_dev+0xde/0x16e [drm]
<4>[    1.920066]  [<f811eeda>] drm_pci_init+0x48/0xbe [drm]
[root at x-e6510 ~]# echo mem > /sys/power/state
[root at x-e6510 ~]# dmesg > dmesg_S3.txt
[root at x-e6510 ~]# dmesg -r|egrep "<[1-4]>"|grep drm
<4>[    1.912020] WARNING: CPU: 0 PID: 1370 at
drivers/gpu/drm/i915/intel_uncore.c:169
intel_uncore_forcewake_reset+0x147/0x221 [i915]()
<4>[    1.912539]  i915(+) button video drm_kms_helper drm cfbfillrect
cfbimgblt cfbcopyarea
<4>[    1.913146] CPU: 0 PID: 1370 Comm: udevd Not tainted
3.19.0-rc6_drm-intel-testing_e0f77e_20150131_+ #150
<4>[    1.918014]  [<f811cc78>] ? drm_minor_register+0x99/0xc9 [drm]
<4>[    1.918166]  [<f811cd16>] drm_dev_register+0x6e/0xd0 [drm]
<4>[    1.918317]  [<f811ee02>] drm_get_pci_dev+0xde/0x16e [drm]
<4>[    1.920066]  [<f811eeda>] drm_pci_init+0x48/0xbe [drm]
<4>[   34.891484] WARNING: CPU: 0 PID: 4093 at drivers/gpu/drm/drm_irq.c:1129
drm_wait_one_vblank+0x35/0x141 [drm]()
<4>[   34.891526] Modules linked in: snd_hda_codec_hdmi dcdbas i8k dm_mod
pcspkr snd_hda_codec_idt snd_hda_codec_generic i2c_i801 lpc_ich mfd_core
firewire_ohci firewire_core crc_itu_t snd_hda_intel snd_hda_controller bcma
snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore wmi parport_pc parport
tpm_tis tpm battery ac acpi_cpufreq joydev i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
<4>[   34.891531] CPU: 0 PID: 4093 Comm: kworker/u16:15 Tainted: G        W    
 3.19.0-rc6_drm-intel-testing_e0f77e_20150131_+ #150
<4>[   34.891596]  [<f811b4ba>] ? drm_wait_one_vblank+0x35/0x141 [drm]
<4>[   34.891609]  [<f811b4ba>] drm_wait_one_vblank+0x35/0x141 [drm]
<4>[   34.891780]  [<f85807da>] i915_drm_suspend+0xb4/0x18f [i915]
<4>[   34.909076] WARNING: CPU: 0 PID: 4093 at
drivers/gpu/drm/i915/intel_uncore.c:169
intel_uncore_forcewake_reset+0x147/0x221 [i915]()
<4>[   34.909091] Modules linked in: snd_hda_codec_hdmi dcdbas i8k dm_mod
pcspkr snd_hda_codec_idt snd_hda_codec_generic i2c_i801 lpc_ich mfd_core
firewire_ohci firewire_core crc_itu_t snd_hda_intel snd_hda_controller bcma
snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore wmi parport_pc parport
tpm_tis tpm battery ac acpi_cpufreq joydev i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
<4>[   34.909093] CPU: 0 PID: 4093 Comm: kworker/u16:15 Tainted: G        W    
 3.19.0-rc6_drm-intel-testing_e0f77e_20150131_+ #150
<4>[   34.909176]  [<f8580884>] i915_drm_suspend+0x15e/0x18f [i915]
<4>[   36.018846] WARNING: CPU: 1 PID: 4090 at
drivers/gpu/drm/i915/intel_uncore.c:169
intel_uncore_forcewake_reset+0x147/0x221 [i915]()
<4>[   36.018872] Modules linked in: snd_hda_codec_hdmi dcdbas i8k dm_mod
pcspkr snd_hda_codec_idt snd_hda_codec_generic i2c_i801 lpc_ich mfd_core
firewire_ohci firewire_core crc_itu_t snd_hda_intel snd_hda_controller bcma
snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore wmi parport_pc parport
tpm_tis tpm battery ac acpi_cpufreq joydev i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
<4>[   36.018876] CPU: 1 PID: 4090 Comm: kworker/u16:12 Tainted: G        W    
 3.19.0-rc6_drm-intel-testing_e0f77e_20150131_+ #150
<4>[   36.019074]  [<f8581227>] i915_drm_resume_early+0x5a/0x91 [i915]
<4>[   36.019099]  [<f858125e>] ? i915_drm_resume_early+0x91/0x91 [i915]

==Reproduce steps==
---------------------------- 
1. echo mem > /sys/power/state
2. resume from S3

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